diff options
Diffstat (limited to 'bta/ag/bta_ag_ci.c')
-rw-r--r-- | bta/ag/bta_ag_ci.c | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/bta/ag/bta_ag_ci.c b/bta/ag/bta_ag_ci.c new file mode 100644 index 0000000..fd39e34 --- /dev/null +++ b/bta/ag/bta_ag_ci.c @@ -0,0 +1,98 @@ +/****************************************************************************** + * + * Copyright (C) 2003-2012 Broadcom Corporation + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ******************************************************************************/ + +/****************************************************************************** + * + * This is the implementation file for audio gateway call-in functions. + * + ******************************************************************************/ + +#include <string.h> +#include "bta_api.h" +#include "bta_ag_api.h" +#include "bta_ag_int.h" +#include "bta_ag_ci.h" +#include "gki.h" + +/****************************************************************************** +** +** Function bta_ag_ci_rx_write +** +** Description This function is called to send data to the AG when the AG +** is configured for AT command pass-through. The function +** copies data to an event buffer and sends it. +** +** Returns void +** +******************************************************************************/ +void bta_ag_ci_rx_write(UINT16 handle, char *p_data, UINT16 len) +{ + tBTA_AG_CI_RX_WRITE *p_buf; + UINT16 len_remaining = len; + char *p_data_area; + + if (len > (RFCOMM_DATA_POOL_BUF_SIZE - sizeof(tBTA_AG_CI_RX_WRITE) - 1)) + len = RFCOMM_DATA_POOL_BUF_SIZE - sizeof(tBTA_AG_CI_RX_WRITE) - 1; + + while (len_remaining) + { + if (len_remaining < len) + len = len_remaining; + + if ((p_buf = (tBTA_AG_CI_RX_WRITE *) GKI_getbuf((UINT16)(sizeof(tBTA_AG_CI_RX_WRITE) + len + 1))) != NULL) + { + p_buf->hdr.event = BTA_AG_CI_RX_WRITE_EVT; + p_buf->hdr.layer_specific = handle; + + p_data_area = (char *)(p_buf+1); /* Point to data area after header */ + strncpy(p_data_area, p_data, len); + p_data_area[len] = 0; + + bta_sys_sendmsg(p_buf); + } else { + APPL_TRACE_ERROR1("ERROR: Unable to allocate buffer to hold AT response code. len=%i", len); + break; + } + + len_remaining-=len; + p_data+=len; + } +} + +/****************************************************************************** +** +** Function bta_ag_ci_slc_ready +** +** Description This function is called to notify AG that SLC is up at +** the application. This funcion is only used when the app +** is running in pass-through mode. +** +** Returns void +** +******************************************************************************/ +void bta_ag_ci_slc_ready(UINT16 handle) +{ + tBTA_AG_DATA *p_buf; + + if ((p_buf = (tBTA_AG_DATA *)GKI_getbuf(sizeof(tBTA_AG_DATA))) != NULL) + { + p_buf->hdr.event = BTA_AG_CI_SLC_READY_EVT; + p_buf->hdr.layer_specific = handle; + bta_sys_sendmsg(p_buf); + } +} |